Table 3. Binding properties of mAbs 8B6 and 14G2a on tumor cell lines^*.

Origin	Cell line	OAcGD2 expression (×106 /cell)	GD2 expression (×106 /cell)
Human
Neuroblastoma	IMR32	5.5	12.6
Small cell lung carcinoma	NCI-H69	0.16	0.19
Ovarina carcinoma	OVCAR-3	0.02	0.04
Mouse
T lymphoma	EL4	0.53	0.74
Neuroblastoma	NXS2	0.52	1.3
	Neuro 2a	0	0

*Determined by Scatchard analyses using ¹²⁵I-labelled mAb 8B6 or ¹²⁵I-labelled mAb 14G2a.